What to do about Internet trolls?

As we get more connected online, the haters of the world become more empowered. I am often astonished at some of the brazen behavior I see in comments and on forums by people who, one assumes, are functioning people in real life. 

I think a key ingredient is narcisism. i cant think of any other explanation for someone who puts effort into trying to upset other people while their own identities are just a bit of Google-Fu away. If you’ve ever read an article on someone before, there...